Specifying Data Link Mode And Number Of Data Link Words; Data Link Start/Stop Bit - Omron CS1W-SLK11-21 - 06-2004 Manual

Data Link Settings
4-4-2

Specifying Data Link Mode and Number of Data Link Words

Note
4-4-3

Data Link Start/Stop Bit

Words: D30000 + (100 x unit number)
Bit
!Caution Check the following before starting the data links. If the data link table settings
Set the data link mode to either automatic settings or manual settings, and set
the number of send words per node for automatic settings. These settings are
made in the DM Parameter Area allocated to the SYSMAC LINK Unit.
Word: D30000 + (100 x Unit number)
Bit
(1) Set data link tables in each SYSMAC LINK node on the network when
specifying manual data link tables.
(2) The data link mode (manual settings or automatic settings) and the data
link system are determined by the data link settings for the startup node.
(3) Be sure to set the data link mode (manual settings) and the data link table
in the DM parameter area of the startup node when using manual set-
tings.
(4) Be sure to set the data link mode (automatic settings) and the number of
data link words in the DM parameter area of the startup node when using
automatic settings.
(5) The data links will not operate unless the settings are correct.
You can start and stop the data links by turning ON and OFF the bit in the first
word in the startup node in the DM Area allocated in the CPU Bus Unit. This
bit is in the DM Parameter Area allocated to the SYSMAC LINK Unit.
Data Link Start/Stop Bit
The data links will start when the bit is turned ON
or if it is already ON when the power is turned ON.
The data links will be stopped when the bit is
turned OFF.
or the DM parameter settings are unsuitable, there is a risk of injury due to
unanticipated operation of the system.
"---": Other settings
Data Link Mode
00: Manual
01: Automatic with CIO Area only
10: Automatic with DM Area only
11: Automatic with CIO and DM Areas
Number of Words per Node (automatic settings only)
CIO Area DM Area
00: 4 words 8 words
01: 8 words 16 words
10: 16 words 32 words
11: 32 words 64 words
"---": Other settings
Section 4-4
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